Permissible and impermissible items of trade

Q: My brother sells Viagra tablets (these tablets are used for erectile dysfunction). Is his business halaal or haraam? We do not know whether the customers who buy these tablets will use them in a haraam or halaal manner.

Q: Is it permissible to order Islamic books online and have them delivered through shipping, even though the books contain aayaat (and some are tafseers and translations) and one knows that the shipping process is quite rough? Realistically, the packages will be thrown around, placed on the ground, will have other goods placed upon it, might even get stepped on, etc. before it gets to the destination. Am I allowed to order?

Q: Is it permissible to sell seven coloured chakra (yoga) bands, bracelets, necklaces, yoga mats, yoga pants and other items related to yoga?

Q: I want to create a learming app in urdu. It will have takhtees with the voice of my nephew and exercises for learning urdu and no pictures of living things. Is it permissible to create and sell such an app?

Q: I like to buy a persian cat and use it as a pet. In future if it may give birth to babies, can I sell the cat for money?

Q: I have a shop in which I sell different types of toys. Some of these toys are action figures e.g. a famous wrestler, soccer player, movie character, etc. Is this permissible in Islam?

Q: Is it permissible to sell firecrackers during Christian holidays and offer freebies to attract customers to come in the store. The money from the firecrackers will be kept separate. Can you sellitems that are not legal to sell and can get fined for if you ger caught? After doing the above, can you still praise Alllah for makeing your business so successful and giving you so much barakah in the rozi and even if you are paying taxes. Please clarify.

Q: Is it permissible to run a shop selling paan and cigarates?

Q: Is it permissible to use bone meal as compost when planting trees, etc.? Bone meal is made from dried and crushed or powdered animal bones. It could be from any animal. When planting, it is thrown on the roots with manure and then covered. It could be sprinkled on the plants as well.

Q: Is there any permission to collect empty bottles of wine to sell to bottle factory (which collects all type of bottles = not only wine bottles)?